USB Hub, BYEASY 4 Port 3.0 Hub Ultra Slim Portable Splitter for iMac Pro, MacBook Air, Mac Mini/Pro, Surface Notebook PC, Laptop, Flash Drives, and Mobile HDD (Leather Black)

USB Hub: Instantly add four USB 3.0 ports to iMac, Macbook, Mac Pro/mini, Surface Pro, XPS, Notebook PC, Mobile HDD and More. Note: This hub support output max current to 900mA and it is not recommended to use the USB3.0 port to charge the device Ultra Slim & Advanced Chipset: Advanced chipset with good thermal design, will not heat even if used for long time High Speed Data Hub: Supports Transfer Speeds up to 5Gbps (USB 3.0), 480Mbps (USB 2.0), 12Mbps (USB 1.1). Note: This hub support output max current up to 900mA.So some HDDs that need curent more than 900mA need extal power adapter Great Compatibility Laptop: Compatible with Windows 10/8/8.1/7/Vista/ XP and Mac OS X, Linux and Chrome OS. ( The USB 3.0 Hub Reverse Compatible USB 2.0 and USB 1.1.) Simple to Use: No Installation, Plug & Play. What You Get: BYEASY Durable 4 Ports USB 3.0 Hub, User Manual, 30-day money back, our worry-free 18-month warranty and always friendly customer service. If you have any questions, please feel free to contact us